Funding for this research was provided by:
Seventh Framework Programme (BE) (FP7/2007-2013 (grant agreement no 603521))
Seventh Framework Programme (FP7/2007-2013 (grant agreement no 603521), FP7/2007-2013 (grant agreement no 308378))
Research Council of Norway (233680/E10)
grant from Iceland, Liechtenstein and Norway through the EEA Financial Mechanism (011-ABEL-IM-2014A)
Secretaría de Estado de Investigación, Desarrollo e Innovación (CGL2012-38923-C02-01)
German Federal Ministry of Education and Research (BMBF) (MiKlip-DroughtClip (FKZ 01LP1145A))